Fix setting begin and end date in setQueryMetadata
Fix setting begin and end date in setQueryMetadata

Fixed a bug that caused the wrong begin and end dates to be submitted
when reloading a query.

UUDigitalHumanitieslab/texcavator,msassmann/texcavator,UUDigitalHumanitieslab/texcavator,msassmann/texcavator,msassmann/texcavator,msassmann/texcavator,UUDigitalHumanitieslab/texcavator